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Add an HKDF (RFC 5869) implementation

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This commit is contained in:
Thomas Fossati 2016-07-17 08:51:22 +01:00 • committed by Jaeden Amero
parent c4bd8ec5ed
commit 656864b360
15 changed files with 421 additions and 4 deletions
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1
tests/CMakeLists.txt
View file

@ -81,6 +81,7 @@ add_test_suite(gcm gcm.aes128_de)
add_test_suite(gcm gcm.aes192_de)
add_test_suite(gcm gcm.aes256_de)
add_test_suite(gcm gcm.camellia)
add_test_suite(hkdf)
add_test_suite(hmac_drbg hmac_drbg.misc)
add_test_suite(hmac_drbg hmac_drbg.no_reseed)
add_test_suite(hmac_drbg hmac_drbg.nopr)

9
tests/Makefile
View file

@ -70,6 +70,7 @@ APPS = test_suite_aes.ecb$(EXEXT) test_suite_aes.cbc$(EXEXT) \
test_suite_gcm.aes192_en$(EXEXT) \
test_suite_gcm.aes256_en$(EXEXT) \
test_suite_gcm.camellia$(EXEXT) \
test_suite_hkdf$(EXEXT) \
test_suite_hmac_drbg.misc$(EXEXT) \
test_suite_hmac_drbg.no_reseed$(EXEXT) \
test_suite_hmac_drbg.nopr$(EXEXT) \
@ -177,6 +178,10 @@ test_suite_gcm.camellia.c : suites/test_suite_gcm.function suites/test_suite_gcm
echo " Gen $@"
perl scripts/generate_code.pl suites test_suite_gcm test_suite_gcm.camellia
test_suite_hkdf.c : suites/test_suite_hkdf.function suites/test_suite_hkdf.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
echo " Gen $@"
perl scripts/generate_code.pl suites test_suite_hkdf test_suite_hkdf
test_suite_hmac_drbg.misc.c : suites/test_suite_hmac_drbg.function suites/test_suite_hmac_drbg.misc.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
echo " Gen $@"
perl scripts/generate_code.pl suites test_suite_hmac_drbg test_suite_hmac_drbg.misc
@ -341,6 +346,10 @@ test_suite_gcm.camellia$(EXEXT): test_suite_gcm.camellia.c $(DEP)
echo " CC $<"
$(CC) $(LOCAL_CFLAGS) $(CFLAGS) $< $(LOCAL_LDFLAGS) $(LDFLAGS) -o $@
test_suite_hkdf$(EXEXT): test_suite_hkdf.c $(DEP)
echo " CC $<"
$(CC) $(LOCAL_CFLAGS) $(CFLAGS) $< $(LOCAL_LDFLAGS) $(LDFLAGS) -o $@
test_suite_hmac_drbg.misc$(EXEXT): test_suite_hmac_drbg.misc.c $(DEP)
echo " CC $<"
$(CC) $(LOCAL_CFLAGS) $(CFLAGS) $< $(LOCAL_LDFLAGS) $(LDFLAGS) -o $@

27
tests/suites/test_suite_hkdf.data Normal file
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@ -0,0 +1,27 @@
HKDF RFC5869 Test Vector #1
depends_on:MBEDTLS_SHA256_C
test_hkdf:6:"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":"3cb25f25faacd57a90434f64d0362f2a2d2d0a90cf1a5a4c5db02d56ecc4c5bf34007208d5b887185865"
HKDF RFC5869 Test Vector #2
depends_on:MBEDTLS_SHA256_C
test_hkdf:6:"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f303132333435363738393a3b3c3d3e3f404142434445464748494a4b4c4d4e4f":"606162636465666768696a6b6c6d6e6f707172737475767778797a7b7c7d7e7f808182838485868788898a8b8c8d8e8f909192939495969798999a9b9c9d9e9fa0a1a2a3a4a5a6a7a8a9aaabacadaeaf":"b0b1b2b3b4b5b6b7b8b9babbbcbdbebfc0c1c2c3c4c5c6c7c8c9cacbcccdcecfd0d1d2d3d4d5d6d7d8d9dadbdcdddedfe0e1e2e3e4e5e6e7e8e9eaebecedeeeff0f1f2f3f4f5f6f7f8f9fafbfcfdfeff":"b11e398dc80327a1c8e7f78c596a49344f012eda2d4efad8a050cc4c19afa97c59045a99cac7827271cb41c65e590e09da3275600c2f09b8367793a9aca3db71cc30c58179ec3e87c14c01d5c1f3434f1d87"
HKDF RFC5869 Test Vector #3
depends_on:MBEDTLS_SHA256_C
test_hkdf:6:"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"":"":"8da4e775a563c18f715f802a063c5a31b8a11f5c5ee1879ec3454e5f3c738d2d9d201395faa4b61a96c8"
HKDF RFC5869 Test Vector #4
depends_on:MBEDTLS_SHA1_C
test_hkdf:4:"0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":"085a01ea1b10f36933068b56efa5ad81a4f14b822f5b091568a9cdd4f155fda2c22e422478d305f3f896"
HKDF RFC5869 Test Vector #5
depends_on:MBEDTLS_SHA1_C
test_hkdf:4:"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f303132333435363738393a3b3c3d3e3f404142434445464748494a4b4c4d4e4f":"606162636465666768696a6b6c6d6e6f707172737475767778797a7b7c7d7e7f808182838485868788898a8b8c8d8e8f909192939495969798999a9b9c9d9e9fa0a1a2a3a4a5a6a7a8a9aaabacadaeaf":"b0b1b2b3b4b5b6b7b8b9babbbcbdbebfc0c1c2c3c4c5c6c7c8c9cacbcccdcecfd0d1d2d3d4d5d6d7d8d9dadbdcdddedfe0e1e2e3e4e5e6e7e8e9eaebecedeeeff0f1f2f3f4f5f6f7f8f9fafbfcfdfeff":"0bd770a74d1160f7c9f12cd5912a06ebff6adcae899d92191fe4305673ba2ffe8fa3f1a4e5ad79f3f334b3b202b2173c486ea37ce3d397ed034c7f9dfeb15c5e927336d0441f4c4300e2cff0d0900b52d3b4"
HKDF RFC5869 Test Vector #6
depends_on:MBEDTLS_SHA1_C
test_hkdf:4:"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"":"":"0ac1af7002b3d761d1e55298da9d0506b9ae52057220a306e07b6b87e8df21d0ea00033de03984d34918"
HKDF RFC5869 Test Vector #7
depends_on:MBEDTLS_SHA1_C
test_hkdf:4:"0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c":"":"":"2c91117204d745f3500d636a62f64f0ab3bae548aa53d423b0d1f27ebba6f5e5673a081d70cce7acfc48"

39
tests/suites/test_suite_hkdf.function Normal file
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@ -0,0 +1,39 @@
/* BEGIN_HEADER */
#include "mbedtls/hkdf.h"
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_HKDF_C
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
void test_hkdf( int md_alg, char *hex_ikm_string, char *hex_salt_string,
char *hex_info_string, char *hex_okm_string )
{
int ret;
size_t ikm_len, salt_len, info_len, okm_len;
unsigned char ikm[1024] = { '\0' };
unsigned char salt[1024] = { '\0' };
unsigned char info[1024] = { '\0' };
unsigned char expected_okm[1024] = { '\0' };
unsigned char okm[1024] = { '\0' };
unsigned char okm_string[1000] = { '\0' };
const mbedtls_md_info_t *md = mbedtls_md_info_from_type( md_alg );
TEST_ASSERT( md != NULL );
ikm_len = unhexify( ikm, hex_ikm_string );
salt_len = unhexify( salt, hex_salt_string );
info_len = unhexify( info, hex_info_string );
okm_len = unhexify( expected_okm, hex_okm_string );
ret = mbedtls_hkdf( md, salt, salt_len, ikm, ikm_len, info, info_len, okm,
okm_len);
TEST_ASSERT( ret == 0 );
// Run hexify on it so that it looks nicer if the assertion fails
hexify( okm_string, okm, okm_len );
TEST_ASSERT( !strcmp( (char *)okm_string, hex_okm_string ) );
}
/* END_CASE */